Ms-Lync not working on Guest Access

[amitesh.pandey1]

hi Team, 

I have a Guest access SSID configured in anchor-foregin mode and I am facing Issues with Ms -Lync application only when the user is connected thorugh Wifi no problem with Wired connectivity.

Here are my Guest Access SSID Seetings

Broadcast-Enable

Security-Mac filtering, Cisco ISE handles this issue

Qos- SilverBest effort

Band- 5Ghz

Thanks in Advnce

[ali aqrabawi]

what is the issue ?

[amitesh.pandey1]

Ali, 

the problem is with MS-Lync Application when the user is connected wirelessly through an guest access ssid. Guest Access is configured as Foregin-Anchor step up.

I am not sure where to start with the troubleshooting. 

Do let me know if you requie anything specific.

[ali aqrabawi]

Ok , what is the problem if a client running ms-Lync application got anchored ?